"Zac has compiled a 'wish list' of eligible women – and Eva Mendes heads the list. Zac wants to date someone who’s not intimidated by fame and who can challenge him intellectually. He’s always loved her look and thought Ryan Gosling was insane not to put a ring on her finger. If she was even remotely interested he’d jump at the chance."

And according to the source, 26-year-old Zac isn't bothered by the 14-year age difference between the two!

Two dreamboats swooning over one lady?!

Forgive us for not feeling one ounce of sadness for Eva's predicament!

But now, that's all about to change, at least according to TMZ! That's because a week from tomorrow -- on December 17 -- Khloé and Lamar's split will be legal, final, and FULL! And that's all she wrote!

As the final divorce docs are set to be stamped by a judge on that day just over a week from right now, the final terms are pretty standard and straightforward, too: